The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 13, 2001
Filed:
Jul. 26, 1999
Yasushi Dodo, Kanagawa, JP;
Kenichi Ide, Yokohama, JP;
Shigeki Narushima, Yokosuka, JP;
Nobuhiro Tazoe, Yokohama, JP;
Yasuhiro Fujii, Yokohama, JP;
Sadakazu Masuda, Tokyo, JP;
Shuichi Yamashina, Tokyo, JP;
Shozo Ikemune, Tokyo, JP;
Other;
Abstract
The die changing apparatus for a plate reduction press machine, comprises an upper die support holder,and a lower die support holder,that are arranged vertically on opposite sides of a transfer line, and support holder guide rails,installed on the upper die support holder and extending substantially horizontally in the lateral direction of the transfer line, and an upper die,and a lower die,are mounted on the upper and lower die support holders, respectively using the rollers onto the dies, fixing devices,that fix the upper and lower dies on the upper and lower die support holders, respectively, die fastening members,which are placed on each side of the upper and lower dies, opposite each other in such a manner that they can be fastened to both dies, and a die changing mechanism that can move one of the die fastening members in a direction perpendicular to the transfer line.